Finding the Third Proportional to 56,273 and 89,108

Step by Step Solution

1. Step 1: Write the proportion equation
   56,273 : 89,108 = 89,108 : x
2. Step 2: Convert to fraction form
   56,273/89,108 = 89,108/x
3. Step 3: Cross multiply
   56,273x = 89,108 × 89,108
4. Step 4: Simplify right side
   56,273x = 7,940,235,664
5. Step 5: Solve for x
   x = 7,940,235,664/56,273
6. Step 6: Final answer
   x = 141,102.05